Pass TransportConfig to TransportFactory instead of Transport.

remoting/protocol/libjingle_transport_factory.h

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef REMOTING_PROTOCOL_LIBJINGLE_TRANSPORT_FACTORY_H_
 #define REMOTING_PROTOCOL_LIBJINGLE_TRANSPORT_FACTORY_H_
 
 #include "remoting/protocol/transport.h"
 
 namespace cricket {
+class HttpPortAllocatorBase;
 class PortAllocator;
 }  // namespace cricket
 
 namespace talk_base {
 class NetworkManager;
 class PacketSocketFactory;
 }  // namespace talk_base
 
 namespace remoting {
 namespace protocol {
 
 class LibjingleTransportFactory : public TransportFactory {
  public:
   LibjingleTransportFactory(
       scoped_ptr<talk_base::NetworkManager> network_manager,
       scoped_ptr<talk_base::PacketSocketFactory> socket_factory,
-      scoped_ptr<cricket::PortAllocator> port_allocator,
+      scoped_ptr<cricket::HttpPortAllocatorBase> port_allocator,
       bool incoming_only);
 
   // Creates BasicNetworkManager, BasicPacketSocketFactory and
   // BasicPortAllocator.
   LibjingleTransportFactory();
 
   virtual ~LibjingleTransportFactory();
 
+  // TransportFactory interface.
+  virtual void SetTransportConfig(const TransportConfig& config) OVERRIDE;
   virtual scoped_ptr<StreamTransport> CreateStreamTransport() OVERRIDE;
   virtual scoped_ptr<DatagramTransport> CreateDatagramTransport() OVERRIDE;
 
  private:
   scoped_ptr<talk_base::NetworkManager> network_manager_;
   scoped_ptr<talk_base::PacketSocketFactory> socket_factory_;
+  // Points to the same port allocator as |port_allocator_| or NULL if
+  // |port_allocator_| is not HttpPortAllocatorBase.
+  cricket::HttpPortAllocatorBase* http_port_allocator_;
   scoped_ptr<cricket::PortAllocator> port_allocator_;
   bool incoming_only_;
 
   DISALLOW_COPY_AND_ASSIGN(LibjingleTransportFactory);
 };
 
 }  // namespace protocol
 }  // namespace remoting
 
 #endif  // REMOTING_PROTOCOL_LIBJINGLE_TRANSPORT_FACTORY_H_